Round Wire Coil Springs / Deflection 60%-75% / O.D. Referenced (WR6-20)

Round Wire Coil Springs / Deflection 60%-75% / O.D. Referenced WR6-20
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Product Details:

Manufacturer part number: WR6-20

Brand: MISUMI

Price: 0.81

Delivery time: Same day


Technical Data:

Allowable Load (Configurable Range): 1.51 to 4.50 N

Max. Load: 3.5 N

Height upon Max. Load applied L-F: 8 mm

Free Length L: 20 mm

Outer Dia. D (or D1): 6 mm


Part Number

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the corresponding part number is displayed here.

WR6-20

Round Wire Coil Springs/Deflection 60%-75%/O.D. Referenced:Related Image

Material JIS-SWP-A

Specifications

Part Number
WY13-60
■Spring Constant D12 and 14 for WY Type and D12,14 and 20 for WT Type are not available.
 TypeWYWRWFWLWTWMWHWB
D 
2          0.5{0.05}             
3 N/mm
0.1
{kgf/mm}{0.01}
  N/mm 0.3
{kgf/mm}{0.03}
  N/mm 0.5
{kgf/mm}{0.05}
  N/mm 1.0
{kgf/mm}{0.1}
  1.5
{0.15}
  2.0
{0.2}
     3.9{0.4} 
4             2.9{0.3}  4.9{0.5} 
5         N/mm 2.0
{kgf/mm}{0.2}
  N/mm 2.9
{kgf/mm}{0.3}
  N/mm 5.9
{kgf/mm}{0.6}
  N/mm 9.8
{kgf/mm}{1.0}
 
6                
8                
10 N/mm 0.2
{kgf/mm}{0.02}
               
12                
13             N/mm 9.8
{kgf/mm}{1.0}
  N/mm 19.6
{kgf/mm}{2.0}
 
14                
16                
18    N/mm 0.5
{kgf/mm}{0.05}
  N/mm 1.0
{kgf/mm}{0.1}
  N/mm 2.9
{kgf/mm}{0.3}
  N/mm 3.9
{kgf/mm}{0.4}
  N/mm 4.9
{kgf/mm}{0.5}
  N/mm 14.7
{kgf/mm}{1.5}
  29.4{3.0} 
20                  
22                N/mm
29.4
{kgf/mm}
{3.0}
 
27                 
Fmax.F=L×75%F=L×60%F=L×45%F=L×40%F=L×40%F=L×35%F=L×30%F=L×25%
■WY: Fmax. (Allowable Deflection) =Lx75%
dSolid LengthF
max.
Load N{kgf}max.Part NumberUnit Price
Type D-L10 ~ 19 pcs.
0.161.0 3.750.38{0.04}WY3-




5 
0.22.0 7.50.75{0.08}10
0.233.611.21.12{0.11}15
0.233.6151.5 {0.15}20
0.255.518.71.87{0.19}25 
0.266.522.52.25{0.23}30
0.21.13.750.38{0.04}WY4-






5 
0.231.97.50.7 {0.08}10
0.231.911.21.1 {0.11}15
0.252.7151.5 {0.15}20
0.29518.71.8 {0.19}25 
0.29522.52.2 {0.23}30
0.327.726.22.6 {0.26}35
0.327.7302.9 {0.3}40
0.251.77.50.7 {0.08}WY5-







10 
0.251.711.21.1 {0.11}15
0.33.2151.5 {0.15}20
0.33.218.71.8  {0.19}25 
0.356.322.52.2 {0.23}30
0.356.326.22.6 {0.26}35
0.389.2302.9 {0.3}40
0.389.233.73.3 {0.34}45
0.389.237.53.7 {0.38}50
0.32.17.50.75{0.08}WY6-











10 
0.322.811.21.1 {0.11}15
0.322.8151.5 {0.15}20
0.354.118.71.8 {0.19}25 
0.385.622.52.2 {0.23}30
0.385.626.22.6 {0.26}35
0.47.2302.9{0.3}40
0.47.233.73.3{0.34}45
0.47.237.53.7{0.38}50
0.4512.241.24.0{0.41}55 
0.4512.2454.4{0.45}60
0.4512.248.74.8{0.49}65
0.4512.252.55.1{0.53}70

d Solid Length F
max.
Load N{kgf}max. Part Number Unit Price
Type D-L 10 ~ 19 pcs.
0.35 2.1 7.5 0.75{0.08} WY8-











10  
0.38 3 11.2 1.1 {0.11} 15
0.4 3.5 15 1.5 {0.15} 20
0.4 3.5 18.7 1.8 {0.19} 25  
0.45 5.7 22.5 2.2 {0.23} 30
0.45 5.7 26.2 2.6 {0.26} 35
0.45 5.7 30 2.9 {0.3} 40
0.45 5.7 33.7 3.3 {0.34} 45
0.5 9 37.5 3.7 {0.38} 50
0.5 9 41.2 4.0 {0.41} 55  
0.5 9 45 4.4 {0.45} 60
0.5 9 48.7 4.8 {0.49} 65
0.5 9 52.5 5.1 {0.53} 70
0.5 3 11.2 2.26{0.23} WY10-











15  
0.55 4.6 15 2.9 {0.3} 20
0.55 4.6 18.7 3.7 {0.37} 25
0.6 6.6 22.5 4.4 {0.45} 30
0.6 6.6 26.2 5.1 {0.52} 35
0.65 9.1 30 5.9 {0.6} 40
0.65 9.1 33.7 6.6 {0.67} 45
0.65 9.1 37.5 7.4 {0.75} 50
0.7 12.6 41.2 8.1 {0.82} 55  
0.7 12.6 45 8.8 {0.9} 60
0.7 12.6 48.7 9.6 {0.97} 65
0.7 12.6 52.5 10.3 {1.05} 70

dSolid LengthF
max.
Load N{kgf}max.Part NumberUnit Price
Type D-L10 ~ 19 pcs.
0.63.9 152.9{0.3}WY13-









20 
0.655.1 18.73.7{0.37}25
0.655.122.54.4{0.45}30
0.76.726.25.1{0.52}35
0.758.7305.9{0.6}40
0.758.733.76.6{0.67}45
0.811.637.57.4{0.75}50
0.811.641.28.1{0.82}55 
0.811.6458.8{0.9}60
0.8515.348.79.6{0.97}65
0.8515.352.510.3{1.05}70
0.653.6152.9{0.3}WY16-









20 
0.74.618.73.7{0.37}25
0.755.722.54.4{0.45}30
0.8726.25.1{0.52}35
0.859305.9{0.6}40
0.85933.76.6{0.67}45
0.911.337.57.4{0.75}50
0.911.341.28.1{0.82}55 
0.911.3458.8{0.9}60
0.911.348.79.6{0.97}65
0.911.352.510.3{1.05}70
• Load calculation method = Spring constant x Deflection
(Int'l Unit) N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)

Both ends of WR Type springs are not ground.
The values of solid length are for reference only. There may be some variations depending on the lot.
Usage Count: 1 Million Times
Product Outline >>P.327
How to use coil springs, and precautions >>P.328
■WR: Fmax. (Allowable Deflection) = Lx60%
dSolid LengthF
max.
Load N{kgf}max.Part NumberUnit Price
Type D-L10 ~ 19 pcs.
0.231.830.9{0.09}WR3-






5 
0.252.361.8{0.18}10
0.34.892.6{0.27}15
0.34.8123.5{0.36}20
0.326.8154.4{0.45}25 
0.326.8185.3{0.54}30
0.3511.5216.2{0.63}35
0.3511.5247.1{0.72}40
0.261.630.9{0.09}WR4-












5 
0.292.261.8{0.18}10
0.323.292.6{0.27}15
0.386.5123.5{0.36}20
0.386.5154.4{0.45}25 
0.48.4185.3{0.54}30
0.48.4216.2{0.63}35
0.4515247.1{0.72}40
0.4515277.9{0.81}45
0.4515308.8{0.9    }50
0.4515339.7{0.99}55
0.523.53610.6{1.08}60
0.5253911.5{1.17}65
0.5254212.4{1.26}70
0.31.630.9{0.09}WR5-












5 
0.352.861.8{0.18}10
0.352.892.6{0.27}15
0.44.8123.5{0.36}20
0.458154.4{0.45}25 
0.458185.3{0.54}30
0.512.5216.2{0.63}35
0.512.5247.1{0.72}40
0.5517.6277.9{0.81}45
0.5518308.8{0.9}50
0.5520339.7{0.99}55 
0.55203610.6{1.08}60
0.5520.93911.5{1.2}65
0.5520.94212.4{1.3}70
0.321.630.9{0.09}WR6-













5 
0.43.261.8{0.18}10
0.43.292.6{0.27}15
0.57.5123.5{0.36}20
0.57.5154.4{0.45}25 
0.57.5185.3{0.54}30
0.5511.5216.2{0.63}35
0.5511.5247.1{0.72}40
0.617.4277.9{0.81}45
0.617.4308.8{0.9}50
0.617.4339.7{0.99}55 
0.617.43610.6{1.08}60
0.617.43911.5{1.17}65
0.617.44212.4{1.26}70
0.6527.34814.1{1.4 }80
0.452.761.8{0.18}WR8-












10 
0.5492.6{0.27}15
0.54123.5{0.36}20
0.555.8154.4{0.45}25 
0.68.4185.3{0.54}30
0.68.4216.2{0.63}35
0.68.4247.1{0.72}40
0.716277.9{0.81}45
0.716308.8{0.9}50
0.716339.7{0.99}55 
0.7163610.6{1.08}60
0.7163911.5{1.17}65
0.7164212.4{1.26}70
0.7522.94814.1{1.4}80

d Solid Length F
max.
Load N{kgf}max. Part Number Unit Price
Type D-L 10 ~ 19 pcs.
0.55 3.6 6 1.8{0.18} WR10-












10  
0.6 4.8 9 2.6{0.27} 15
0.65 6.5 12 3.5{0.36} 20
0.65 6.5 15 4.4{0.45} 25
0.7 8.8 18 5.3{0.54} 30
0.7 8.8 21 6.2{0.63} 35
0.7 8.8 24 7.1{0.72} 40
0.8 16 27 7.9{0.81} 45
0.8 16 30 8.8{0.9} 50
0.8 16 33 9.7{0.99} 55  
0.85 21 36 10.6{1.08} 60
0.85 21 39 11.5{1.17} 65
0.85 21 42 12.4{1.26} 70
0.9 28.8 48 14.1{1.4} 80
0.6 3.6 6 1.8{0.18} WR12-












10  
0.65 4.6 9 2.6{0.27} 15
0.65 4.6 12 3.5{0.36} 20
0.7 6 15 4.4{0.45} 25
0.7 6 18 5.3{0.54} 30
0.7 6 21 6.2{0.63} 35
0.8 10.4 24 7.1{0.72} 40
0.8 10.4 27 7.9{0.81} 45
0.9 17.1 30 8.8{0.9} 50
0.9 17.1 33 9.7{0.99} 55  
0.9 17.1 36 10.6{1.08} 60
0.9 17.1 39 11.5{1.17} 65
0.9 17.1 42 12.4{1.26} 70
1.0 28 48 14.1{1.4} 80
0.6 3.2 6 1.8{0.18} WR13-













10  
0.7 4.9 9 2.6{0.27} 15
0.7 4.9 12 3.5{0.36} 20
0.8 8.4 15 4.4{0.45} 25
0.8 8.4 18 5.3{0.54} 30
0.8 8.4 21 6.2{0.63} 35
0.9 13.5 24 7.1{0.72} 40
0.9 13.5 27 7.9{0.81} 45
0.9 13.5 30 8.8{0.9} 50
0.9 13.5 33 9.7{0.99} 55  
1.0 22 36 10.6{1.08} 60
1.0 22 39 11.5{1.17} 65
1.0 22 42 12.4{1.26} 70
1.0 22 48 14.1{1.4} 80
1.0 22 54 15.9{1.62} 90
0.7 4.6 9 2.6{0.27} WR14-












15  
0.75 5.6 12 3.5{0.36} 20
0.8 7.2 15 4.4{0.45} 25
0.8 7.2 18 5.3{0.54} 30
0.8 7.2 21 6.2{0.63} 35
0.9 11.3 24 7.1{0.72} 40
0.9 11.3 27 7.9{0.81} 45
0.9 11.3 30 8.8{0.9} 50
1.0 18 33 9.7{0.99} 55  
1.0 18 36 10.6{1.08} 60
1.0 18 39 11.5{1.17} 65
1.0 18 42 12.4{1.26} 70
1.1 28.6 48 14.1{1.4} 80
1.1 28.6 54 15.9{1.62} 90

dSolid LengthF
max.
Load N{kgf}max.Part NumberUnit Price
Type D-L10 ~ 19 pcs.
0.754.592.6{0.27}WR16-












15 
0.85.6123.5{0.36}20
0.98154.4{0.45}25
0.98185.3{0.54}30
0.98216.2{0.63}35
1.013247.1{0.72}40
1.013277.9{0.81}45
1.013308.8{0.9}50
1.013339.7{0.99}55 
1.1203610.6{1.08}60
1.1203911.5{1.17}65
1.1204212.4{1.26}70
1.1204814.1{1.4}80
1.228.85415.9{1.62}90
1.07125.8{0.6}WR18-











20 
1.07157.4{0.75}25
1.19.9188.8{0.9}30
1.19.92110.3{1.05}35
1.214.42411.8{1.2}40
1.214.42713.2{1.35}45
1.214.43014.7{1.5}50
1.319.53316.2{1.65}55 
1.319.53617.7{1.8}60
1.319.53919.1{1.95}65
1.319.54220.6{2.1}70
1.427.34823.5{2.4}80
1.06125.8{0.6}WR20-











20 
1.18.3157.4{0.75}25
1.18.3188.8{0.9}30
1.210.82110.3{1.05}35
1.210.82411.8{1.2}40
1.210.82713.2{1.35}45
1.3153014.7{1.5}50
1.3153316.2{1.65}55 
1.3153617.7{1.8}60
1.3153919.1{1.95}65
1.4214220.6{2.1}70
1.4214823.5{2.4}80
1.16.9125.9{0.6}WR22-











20 
1.29157.4{0.75}25
1.29188.8{0.9}30
1.312.42110.3{1.05}35
1.312.42411.8{1.2}40
1.312.42713.2{1.35}45
1.416.13014.7{1.5}50
1.416.13316.2{1.65}55 
1.416.13617.7{1.8}60
1.522.53919.1{1.95}65
1.522.54220.6{2.1}70
1.522.54823.5{2.4}80
1.38.5188.8{0.9}WR27-









30 
1.410.52110.3{1.05}35
1.410.52411.8{1.2}40
1.410.52713.2{1.35}45
1.617.63014.7{1.5}50
1.617.63316.2{1.65}55 
1.617.63617.7{1.8}60
1.722.13919.1{1.95}65
1.722.14220.6{2.1}70
1.722.14823.5{2.4}80
• Load calculation method = Spring constant x Deflection
(Int'l Unit) N=N/mmxFmm
kgf=kgf/mmxFmm
(kgf=Nx0.101972)

Both ends of WR Type springs are not ground.
The values of solid length are for reference only. There may be some variations depending on the lot.
Usage Count: 1 Million Times
Product Outline >>P.327
How to use coil springs, and precautions >>P.328

Part Number:  

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Part Number
WR6-20
Part Number
Standard Unit Price
Minimum order quantityVolume Discount
Standard
Shipping Days
?
RoHSAllowable Load (Configurable Range)
(N)
Max. Load
(N)
Height upon Max. Load applied L-F
(mm)
Free Length L
(mm)
Outer Dia. D (or D1)
(mm)
Inner Dia. D-2d (or D)
(mm)
Spring Constant
(N/mm)
Wire Dia.
(mm)
Solid Length
(mm)
Allowable Deflection
(mm)

0.81 €

1 Available Same day

Stock

101.51 to 4.503.5820650.30.57.512

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  1. 1

Basic information

Material JIS-SWP-A End Surface Status Without Grinding

This page is Round Wire Coil Springs / Deflection 60%-75% / O.D. Referenced, part number WR6-20.
You can find the detail information about specifications and dimensions on part number WR6-20.

Variation of this product

Part Number
WR10-25
WR10-30
WR10-35
WR6-25
WR6-30
WR6-35
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountStandard
Shipping Days
?
RoHSAllowable Load (Configurable Range)
(N)
Max. Load
(N)
Height upon Max. Load applied L-F
(mm)
Free Length L
(mm)
Outer Dia. D (or D1)
(mm)
Inner Dia. D-2d (or D)
(mm)
Spring Constant
(N/mm)
Wire Dia.
(mm)
Solid Length
(mm)
Allowable Deflection
(mm)

1.03 €

1 Available Same day

Stock

101.51 to 4.504.41025108.70.30.656.515

1.03 €

1 Available Same day

Stock

104.51 to 8.505.31230108.60.30.78.818

1.03 €

1 Available Same day

Stock

104.51 to 8.506.21435108.60.30.78.821

0.86 €

1 Available Same day

Stock

101.51 to 4.504.41025650.30.57.515

0.86 €

1 Available Same day

Stock

104.51 to 8.505.31230650.30.57.518

0.86 €

1 Available 5 Days 104.51 to 8.506.2143564.90.30.5511.521

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